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Finding the Fourth Proportional to 179,729.52, 269,584.56 and 55,070.88

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Solution

The fourth proportional to 179,729.52, 269,584.56 and 55,070.88 is: 82,603.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,729.52 : 269,584.56 = 55,070.88 : x
  2. Step 2: Convert to fraction form
    179,729.52/269,584.56 = 55,070.88/x
  3. Step 3: Cross multiply
    179,729.52x = 269,584.56 × 55,070.88
  4. Step 4: Simplify right side
    179,729.52x = 14,846,258,953.61
  5. Step 5: Solve for x
    x = 14,846,258,953.61/179,729.52
  6. Step 6: Final answer
    x = 82,603.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.